Question: What academic degree did Gottfried Wilhelm Leibniz obtain on September 28, 1665?
Paraphrase: On September 28, 1665, what degree did Gottfried Wilhelm Leibniz obtain?
SPARQL (Wikidata): SELECT ?obj WHERE { wd:Q9047 p:P512 ?s . ?s ps:P512 ?obj . ?s pq:P585 ?x filter(contains(YEAR(?x),'1665')) }